package com.bnz.util;

import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;

import java.io.IOException;
import java.io.InputStream;

public class MyBatisUtil {

    private static SqlSessionFactory getSqlSessionFactory() throws IOException {

        String resource = "mybatis/mybatis-config.xml";
        InputStream inputStream = Resources.getResourceAsStream(resource);
        SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(inputStream);
        return sqlSessionFactory;
    }




    /**
     * 得到SqlSession对象
     */
    public static SqlSession getSession() {
        SqlSessionFactory sqlSessionFactory = null;
        try {
            sqlSessionFactory = getSqlSessionFactory();
        } catch (IOException e) {
            e.printStackTrace();
        }
        return sqlSessionFactory.openSession(true);
    }
}
